海相砂岩油藏水淹层精细表征技术研究与实践
Journal of Chongqing University of Science and Technology(Natural Sciences Edition)(2017)
Abstract
海相水驱砂岩油藏开发后期含水饱和度高,而含水饱和度的影响因素较多,单一的常规含水饱和度模型不能准确反映剩余油的潜力及风险.根据油藏工程动态水相分流量方程理论,并在相渗曲线指数式拟合的基础上,建立了油田含水饱和度与可动含水率的关系式,利用Petrel-RE模拟器将传统方法建立的常规含水饱和度场转化为可动含水率场,形成了水淹储层精细表征技术.
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